|
123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687888990919293949596979899100101102103104105106107108109110111112113114 |
- /*
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements. See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License. You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
- /* $Id$ */
-
- package org.apache.fop.fonts.substitute;
-
- import java.util.StringTokenizer;
-
- import org.apache.commons.logging.Log;
- import org.apache.commons.logging.LogFactory;
-
- /**
- * Encapsulates a range of font weight values
- */
- public class FontWeightRange {
-
- /** logging instance */
- protected static final Log log = LogFactory.getLog("org.apache.fop.render.fonts");
-
- /**
- * Returns an <code>FontWeightRange</code> object holding the
- * range values of the specified <code>String</code>.
- *
- * @param weightRangeString the value range string
- * @return an <code>FontWeightRange</code> object holding the value ranges
- */
- public static FontWeightRange valueOf(String weightRangeString) {
- StringTokenizer rangeToken = new StringTokenizer(weightRangeString, "..");
- FontWeightRange weightRange = null;
- if (rangeToken.countTokens() == 2) {
- String weightString = rangeToken.nextToken().trim();
- try {
- int start = Integer.parseInt(weightString);
- if (start % 100 != 0) {
- log.error("font-weight start range is not a multiple of 100");
- }
- int end = Integer.parseInt(rangeToken.nextToken());
- if (end % 100 != 0) {
- log.error("font-weight end range is not a multiple of 100");
- }
- if (start <= end) {
- weightRange = new FontWeightRange(start, end);
- } else {
- log.error("font-weight start range is greater than end range");
- }
- } catch (NumberFormatException e) {
- log.error("invalid font-weight value " + weightString);
- }
- }
- return weightRange;
- }
-
- /** the start range */
- private int start;
-
- /** the end range */
- private int end;
-
- /**
- * Main constructor
- * @param start the start value range
- * @param end the end value range
- */
- public FontWeightRange(int start, int end) {
- this.start = start;
- this.end = end;
- }
-
- /**
- * Returns true if the given integer value is within this integer range
- * @param value the integer value
- * @return true if the given integer value is within this integer range
- */
- public boolean isWithinRange(int value) {
- return (value >= start && value <= end);
- }
-
- /**
- * {@inheritDoc}
- */
- public String toString() {
- return start + ".." + end;
- }
-
- /**
- * @return an integer array containing the weight ranges
- */
- public int[] toArray() {
- int cnt = 0;
- for (int i = start; i <= end; i += 100) {
- cnt++;
- }
- int[] range = new int[cnt];
- for (int i = 0; i < cnt; i++) {
- range[i] = start + (i * 100);
- }
- return range;
- }
- }
|